Home / 2,827.29-4,240.71-1,267.38

Finding the Fourth Proportional to 2,827.29, 4,240.71 and 1,267.38

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Solution

The fourth proportional to 2,827.29, 4,240.71 and 1,267.38 is: 1,900.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.29 : 4,240.71 = 1,267.38 : x
  2. Step 2: Convert to fraction form
    2,827.29/4,240.71 = 1,267.38/x
  3. Step 3: Cross multiply
    2,827.29x = 4,240.71 × 1,267.38
  4. Step 4: Simplify right side
    2,827.29x = 5,374,591.04
  5. Step 5: Solve for x
    x = 5,374,591.04/2,827.29
  6. Step 6: Final answer
    x = 1,900.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.